<template>
    <div>
        <div class="permissManaTool">
            <el-input size="small" placeholder="请输入角色英文名" v-model="role.name">
                <template slot="prepend">ROLE_</template>
            </el-input>
            <el-input size="small" v-model="role.nameZh" placeholder="请输入角色中文名"
                      @keydown.enter.native="doAddRole"></el-input>
            <el-button size="small" type="primary" icon="el-icon-plus" @click="doAddRole">添加角色</el-button>
        </div>
        <div class="permissManaMain">
            <el-collapse v-model="activeName" accordion @change="change">
                <el-collapse-item :title="r.nameZh" :name="r.id" v-for="(r,index) in roles" :key="index">
                    <el-card class="box-card">
                        <div slot="header" class="clearfix">
                            <span>可访问资源</span>
                            <el-button style="float: right; padding: 3px 0;color: #ff0000;" type="text"
                                       icon="el-icon-delete" @click="doDeleteRole(r)"></el-button>
                        </div>
                        <div>
                            <el-tree show-checkbox
                                     :data="allMenus"
                                     :props="defaultProps"
                                     ref="tree"
                                     :key="index"
                                     :default-checked-keys="selectedMenus"
                                     node-key="id"></el-tree>
                            <div style="display: flex;justify-content: flex-end">//样式放到右下角
                                <el-button size="mini" @click="cancelUpdate">取消修改</el-button>
                                <el-button size="mini" type="primary" @click="doUpdate(r.id,index)">确认修改</el-button>
                            </div>
                        </div>
                    </el-card>
                </el-collapse-item>
            </el-collapse>
        </div>
    </div>
</template>

<script>
    export default {
        name: "PermissMana",
        data() {
            return {
                role: {
                    name: '',
                    nameZh: ''
                },
                roles: [],
                allMenus: [],
                defaultProps: {
                    children: 'children',
                    label: 'name'   //节点标签为节点对象的某个属性值
                },
                selectedMenus:[],
                activeName: -1
            }
        },
        mounted(){
          this.initRoles();
        },
        methods:{
            doDeleteRole(role){
                this.$confirm('此操作将永久删除[' + role.nameZh + ']角色, 是否继续?', '提示', {
                    confirmButtonText: '确定',
                    cancelButtonText: '取消',
                    type: 'warning'
                }).then(() => {
                    this.deleteRequest('/system/basic/permiss/role/' + role.id).then(resp => {
                        if (resp) {
                            this.initRoles();
                        }
                    })
                }).catch(() => {
                    this.$message({
                        type: 'info',
                        message: '已取消删除'
                    });
                });
            },
            doAddRole(){
                if (this.role.name && this.role.nameZh) {
                    this.postRequest('/system/basic/permiss/role',this.role).then(resp=>{
                        if (resp) {
                            this.initRoles();
                            this.role.name = '';
                            this.role.nameZh = '';
                        }
                    })
                }else {
                    this.$message.error('所有字段不能为空！');
                }
            },
            cancelUpdate(){
                this.activeName = -1;
            },
            doUpdate(rid,index){
              let tree = this.$refs.tree[index];
              let selectedKeys = tree.getCheckedKeys(true);
              let url = '/system/basic/permiss/?rid=' + rid;
              selectedKeys.forEach(key => {
                  url += '&mids=' + key;
              });
              this.putRequest(url).then(resp=>{
                  if (resp) {
                      this.activeName = -1;
                  }
              })
            },
            change(rid){
                if (rid) {
                    this.initAllMenus();
                    this.initSelectedMenus(rid);
                }
            },
            initSelectedMenus(rid){
              this.getRequest('/system/basic/permiss/mid/'+rid).then(resp=>{
                  if (resp) {
                      this.selectedMenus = resp;
                  }
              })
            },
            initAllMenus(){
              this.getRequest('/system/basic/permiss/menus').then(resp=>{
                  if (resp) {
                      this.allMenus = resp;
                  }
              })
            },
            initRoles(){
                this.getRequest('/system/basic/permiss/').then(resp=>{
                    if (resp) {
                        this.roles = resp;
                    }
                })
            }
        }
    }
</script>

<style scoped>
    .permissManaTool{
        display: flex;
        justify-content: flex-start;
    }
    .permissManaTool .el-input{
        width: 300px;
        margin-right: 6px;
    }
    .permissManaMain {
        margin-top: 10px;
        width: 700px;
    }
</style>